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Re: [Help-glpk] display of dual values in MathProg
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From: |
Andrew Makhorin |
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Subject: |
Re: [Help-glpk] display of dual values in MathProg |
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Date: |
Thu, 17 Jan 2008 02:03:50 +0300 |
> display of dual values in MathProgIn AMPL there is an easy way to display
> dual values for a constraint using the #8220;.dual #8221; suffix. E.g.,
> display {i in NODES} NodeBalance[i].dual;
> where NodeBalance is a constraint;
> Is there an easy way to display dual values in MathProg?
Unfortunately this feature is not implemented yet. Only primal values
of structural variables are available. If you need to know dual values,
you can write the complete solution to a text file using the glpsol
option '-o filename'.